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ISC XII Math
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Model Papers
The following table shows the sales and advertisement expenditure of a firm :
Sales (Rs. in crores) Advertisement Expenditure (Rs. in crores) Mean Standard deviation 40 10 6 1.5 Coefficient of correlation =$\gamma$=0.9. Estimate the likely sales for a proposed advertisement expenditure of Rs. 10 crores.
isc
class12
modelpaper
2006
sec-a
q7
q7-b
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asked
Apr 16, 2013
by
sreemathi.v
edited
Apr 16, 2013
by
sreemathi.v
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